.app-advert{
    width: 100%;
    height: 100%;
    .top{
        width: 100%;
        line-height: 44px;
        text-align: center;
        font-size: 18px;
    }
    .cont{
        background: url('../imgs/advertisement-bg.jpg') center no-repeat;
        background-size: cover;
        position: relative;
        .countDown{
            position: absolute;
            top: 20px;
            right: 30px;
            background-color: white;
            border-radius: 20px;
            font-size: 14px;
            padding: 5px;
            box-sizing: border-box;
            span{
                text-align: center;
                line-height: 14px;
            }
            span:first-child{
                border-right: 1px solid #ccc;
                padding: 0 5px;
                margin-right: 5px;
            }
        }
        p{
            width: 100%;
            position: absolute;
            bottom: 100px;
            text-align: center;
            font-size: 40px;
            color: white;
        }
    }
}